20054880452397

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1\times {\mathrm{2777}}^1\times {\mathrm{19813}}^1$

素因数の和:23638

約数の個数: 64

約数和(自身を含む): 32402444788224

約数和(自身を除く): 12347564335827

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 1021, 2777, 3063, 7147, 8331, 17357, 19439, 19813, 21441, 47209, 52071, 58317, 59439, 121499, 138691, 141627, 330463, 336821, 364497, 416073, 991389, 1010463, 2357747, 2835317, 7073241, 8505951, 19847219, 20229073, 48200389, 55020701, 59541657, 60687219, 141603511, 144601167, 165062103, 337402723, 343894241, 385144907, 424810533, 935351917, 1012208169, 1031682723, 1155434721, 2407259687, 2806055751, 6547463419, 7221779061, 19642390257, 56176135721, 168528407163, 393232950047, 954994307257, 1179698850141, 2864982921771, 6684960150799, 20054880452397]

約数ペア:

[(1, 20054880452397), (3, 6684960150799), (7, 2864982921771), (17, 1179698850141), (21, 954994307257), (51, 393232950047), (119, 168528407163), (357, 56176135721), (1021, 19642390257), (2777, 7221779061), (3063, 6547463419), (7147, 2806055751), (8331, 2407259687), (17357, 1155434721), (19439, 1031682723), (19813, 1012208169), (21441, 935351917), (47209, 424810533), (52071, 385144907), (58317, 343894241), (59439, 337402723), (121499, 165062103), (138691, 144601167), (141627, 141603511), (330463, 60687219), (336821, 59541657), (364497, 55020701), (416073, 48200389), (991389, 20229073), (1010463, 19847219), (2357747, 8505951), (2835317, 7073241)]